div.close {
	position: absolute;
	top: 0px;
	right: 0px;
	z-index: 2;
	width: 26px;
	height: 26px;
	background: #555;
	text-align: center;
	line-height: 26px;
	color: #fff;
	cursor: pointer;
	font-size: 26px;
}

#modal {
	width: 100%;
	height: 80%;
	display: none;
	margin: 0 auto;
	margin-top: 3%;
}

#chooseid {
	width: 100%;
	height: 40%;
	border: 1px solid #ccc;
	padding: 5px;
}

#chooseul li {
	float: left:   
		font-size:18px;
	list-style: none;
}

.modal-content {
	height: 82%;
}

input[type=checkbox] {
	margin: 0 10px 0 0;
}

#btn4 {
	margin-left: 50%;
	margin-top: 30px;
}

#span {
	position: absolute;
	right: -20px;
	top: 5px;
}